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Sony CFS-KW300S, Service Manual

The Sony CFS-KW300S Service Manual is a valuable resource for owners of this high-quality portable cassette player. This comprehensive manual provides detailed instructions and troubleshooting tips, ensuring optimal performance. You can easily download this manual for free from manualshive.com, enhancing your user experience effortlessly.

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– 24 –

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

MAIN

Q201

8-729-194-57 TRANSISTOR   2SC945-P

Q203

8-729-900-80 TRANSISTOR   DTC114ES

Q204

8-729-194-57 TRANSISTOR   2SC945-P

Q302

8-729-194-57 TRANSISTOR   2SC945-P

Q303

8-729-194-57 TRANSISTOR   2SC945-P

Q306

8-729-194-57 TRANSISTOR   2SC945-P

Q307

8-729-194-57 TRANSISTOR   2SC945-P

Q308

8-729-142-46 TRANSISTOR   2SC2001-LK

Q310

8-729-119-76 TRANSISTOR   2SA1175-HFE

Q311

8-729-806-30 TRANSISTOR   2SC4048

Q312

8-729-116-57 TRANSISTOR   2SB1068-K

Q314

8-729-019-01 TRANSISTOR   2SD2394-EF

Q315

8-729-019-01 TRANSISTOR   2SD2394-EF

Q316

8-729-806-30 TRANSISTOR   2SC4048

Q317

8-729-806-30 TRANSISTOR   2SC4048

Q318

8-729-115-30 FET   2SK105A-30

Q320

8-729-029-96 TRANSISTOR   DTC143XSA

Q321

8-729-422-57 TRANSISTOR   UN4111

Q330

8-729-029-56 TRANSISTOR   DTA144ESA

Q331

8-729-029-96 TRANSISTOR   DTC143XSA

Q332

8-729-029-94 TRANSISTOR   DTC143TSA

Q333

8-729-029-96 TRANSISTOR   DTC143XSA

Q334

8-729-194-57 TRANSISTOR   2SC945-P

< RESISTOR >

R1

1-249-421-11 CARBON

2.2K

5%

1/4W

R2

1-249-441-11 CARBON

100K

5%

1/4W

R3

1-247-887-00 CARBON

220K

5%

1/4W

R4

1-249-429-11 CARBON

10K

5%

1/4W

R5

1-247-807-31 CARBON

100

5%

1/4W

R6

1-249-421-11 CARBON

2.2K

5%

1/4W

R9

1-247-883-00 CARBON

150K

5%

1/4W

R10

1-249-404-00 CARBON

82

5%

1/4W

R11

1-249-427-11 CARBON

6.8K

5%

1/4W

R12

1-249-427-11 CARBON

6.8K

5%

1/4W

R13

1-249-429-11 CARBON

10K

5%

1/4W

R14

1-247-887-00 CARBON

220K

5%

1/4W

R15

1-249-441-11 CARBON

100K

5%

1/4W

R16

1-249-417-11 CARBON

1K

5%

1/4W

R17

1-249-417-11 CARBON

1K

5%

1/4W

R18

1-249-426-11 CARBON

5.6K

5%

1/4W

R19

1-249-429-11 CARBON

10K

5%

1/4W

R101

1-249-437-11 CARBON

47K

5%

1/4W

R102

1-249-425-11 CARBON

4.7K

5%

1/4W

R103

1-249-417-11 CARBON

1K

5%

1/4W

R104

1-249-403-11 CARBON

68

5%

1/4W

R106

1-249-424-11 CARBON

3.9K

5%

1/4W

R107

1-247-885-00 CARBON

180K

5%

1/4W

R108

1-249-427-11 CARBON

6.8K

5%

1/4W

R109

1-249-426-11 CARBON

5.6K

5%

1/4W

R110

1-249-417-11 CARBON

1K

5%

1/4W

R111

1-249-432-11 CARBON

18K

5%

1/4W

R112

1-247-885-00 CARBON

180K

5%

1/4W

R113

1-249-413-11 CARBON

470

5%

1/4W

R114

1-247-891-00 CARBON

330K

5%

1/4W

R115

1-249-430-11 CARBON

12K

5%

1/4W

R116

1-249-427-11 CARBON

6.8K

5%

1/4W

R118

1-247-881-00 CARBON

120K

5%

1/4W

R119

1-249-429-11 CARBON

10K

5%

1/4W

R123

1-249-442-11 CARBON

510

5%

1/4W

R125

1-247-807-31 CARBON

100

5%

1/4W

R133

1-247-897-11 CARBON

560K

5%

1/4W

R134

1-249-421-11 CARBON

2.2K

5%

1/4W

R135

1-247-855-11 CARBON

10K

5%

1/4W

R136

1-249-429-11 CARBON

10K

5%

1/4W

R137

1-249-437-11 CARBON

47K

5%

1/4W

R155

1-247-807-31 CARBON

100

5%

1/4W

R201

1-249-437-11 CARBON

47K

5%

1/4W

R202

1-249-425-11 CARBON

4.7K

5%

1/4W

R203

1-249-417-11 CARBON

1K

5%

1/4W

R204

1-249-403-11 CARBON

68

5%

1/4W

R206

1-249-424-11 CARBON

3.9K

5%

1/4W

R207

1-247-885-00 CARBON

180K

5%

1/4W

R208

1-249-427-11 CARBON

6.8K

5%

1/4W

R209

1-249-426-11 CARBON

5.6K

5%

1/4W

R210

1-249-417-11 CARBON

1K

5%

1/4W

R211

1-249-432-11 CARBON

18K

5%

1/4W

R212

1-247-885-00 CARBON

180K

5%

1/4W

R213

1-249-413-11 CARBON

470

5%

1/4W

R214

1-247-891-00 CARBON

330K

5%

1/4W

R215

1-249-430-11 CARBON

12K

5%

1/4W

R216

1-249-427-11 CARBON

6.8K

5%

1/4W

R218

1-247-881-00 CARBON

120K

5%

1/4W

R219

1-249-429-11 CARBON

10K

5%

1/4W

R223

1-249-442-11 CARBON

510

5%

1/4W

R225

1-247-807-31 CARBON

100

5%

1/4W

R233

1-247-897-11 CARBON

560K

5%

1/4W

R234

1-249-421-11 CARBON

2.2K

5%

1/4W

R235

1-249-429-11 CARBON

10K

5%

1/4W

R236

1-249-429-11 CARBON

10K

5%

1/4W

R237

1-249-437-11 CARBON

47K

5%

1/4W

R255

1-247-807-31 CARBON

100

5%

1/4W

R301

1-249-425-11 CARBON

4.7K

5%

1/4W

R302

1-247-807-11 CARBON

100

5%

1/4W

R303

1-247-903-00 CARBON

1M

5%

1/4W

R304

1-249-429-11 CARBON

10K

5%

1/4W

R305

1-249-432-11 CARBON

18K

5%

1/4W

R307

1-249-417-11 CARBON

1K

5%

1/4W

R308

1-247-818-11 CARBON

300

5%

1/4W

R309

1-249-436-11 CARBON

39K

5%

1/4W

R310

1-249-393-11 CARBON

10

5%

1/4W

R317

1-249-434-11 CARBON

27K

5%

1/4W

R318

1-247-847-11 CARBON

4.7K

5%

1/4W

R319

1-249-434-11 CARBON

27K

5%

1/4W

R323

1-249-426-11 CARBON

5.6K

5%

1/4W

R324

1-249-422-11 CARBON

2.7K

5%

1/4W

R325

1-247-891-00 CARBON

330K

5%

1/4W

R326

1-247-883-00 CARBON

150K

5%

1/4W

R327

1-249-417-11 CARBON

1K

5%

1/4W

R329

1-247-843-11 CARBON

3.3K

5%

1/4W

R330

1-249-432-11 CARBON

18K

5%

1/4W

R331

1-249-422-11 CARBON

2.7K

5%

1/4W

R332

1-249-441-11 CARBON

100K

5%

1/4W

R333

1-249-417-11 CARBON

1K

5%

1/4W

0

R334

1-249-447-11 CARBON

1

5%

1/4W F

The components identified by mark 

0

 or dotted

line with mark 

0

 are critical for safety.

Replace only with part number specified.

Summary of Contents for CFS-KW300S

Page 1: ...ring Board 6 Schematic Diagram 9 2 CORRECTION AND CHANGE Exploded Views 16 Electrical Parts List 20 SPM 99047 2 DISCRIMINATION Former 1 648 393 11 New 1 648 393 22 MAIN BOARD Conductor Side ECHO BOARD Component Side Former 1 648 388 11 New 1 665 605 11 Former 1 648 390 11 New 1 657 120 12 Former 1 648 391 11 New 1 657 123 12 Former 1 648 392 11 New 1 657 121 12 Former 1 648 389 11 New 1 657 122 12...

Page 2: ...06 E 7 D307 E 7 D308 F 8 D310 D 5 D311 F 13 D314 G 6 D315 E 6 D316 C 6 D317 C 13 D324 D 13 D325 B 14 D326 F 11 D327 C 6 D501 I 11 D502 I 11 D503 I 11 D504 I 11 D505 J 11 D506 J 11 D507 J 11 D508 J 11 D509 J 11 D510 J 11 D511 J 9 D512 J 10 D513 K 11 D515 J 13 D516 J 12 D601 J 6 D602 J 1 D901 B 16 D902 C 16 D903 C 17 D904 C 17 D905 C 17 IC1 E 2 IC301 F 10 IC302 C 10 IC303 E 6 IC304 C 12 IC306 E 20 I...

Page 3: ...ECK A TAPE PLAYBACK DECK B TAPE RECORD DECK B Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM f MW E TAPE PLAYBACK DECK A d TAPE PLAYBACK DECK B G TAPE RECORD DECK B ...

Page 4: ... 3 906 470 01 HOLDER LED 44 3 389 424 01 HOLDER LEVEL Page INCORRECT CORRECT Ref No Part No Description Remark Ref No Part No Description Remark 20 26 25 9 3 1 7 3 3 24 20 21 22 23 19 18 17 To Next Page 33 1 648 391 11 TERMINAL BOARD 38 X 3366 798 1 HANDLE ASSY ANT1 1 501 542 11 ANTENNA TELESCOPIC Page INCORRECT CORRECT Ref No Part No Description Remark Ref No Part No Description Remark 20 27 5 4 ...

Page 5: ...203 1 124 499 11 ELECT NONPOLAR 1uF 20 50V 204 3 905 378 01 FOOT SP R ch 204 3 905 378 11 FOOT SP L ch 205 3 389 425 01 BRACKET SP 201 202 203 205 204 204 207 206 6 7 7 SP602 652 SP601 651 7 7 6 206 3 389 443 01 BOX REAR L SP 206 3 389 444 01 BOX REAR R SP 207 3 904 982 01 STOPPER CORD SP601 1 505 567 11 SPEAKER 5 cm SP602 1 505 566 11 SPEAKER 10 cm SP651 1 505 567 11 SPEAKER 5 cm SP652 1 505 566 ...

Page 6: ...EL D502 8 719 041 93 LED SLP 183B 81 L LEVEL D503 8 719 041 93 LED SLP 183B 81 R LEVEL D504 8 719 041 93 LED SLP 183B 81 L LEVEL D505 8 719 041 93 LED SLP 183B 81 R LEVEL D506 8 719 041 93 LED SLP 183B 81 L LEVEL D507 8 719 041 93 LED SLP 183B 81 R LEVEL D508 8 719 041 93 LED SLP 183B 81 L LEVEL D509 8 719 915 45 LED SLP162B OPR BATT D510 8 719 915 45 LED SLP162B OPR BATT D511 8 719 915 45 LED SLP...

Page 7: ...K J601 1 750 694 11 JACK MIX MIC 1 J602 1 750 694 11 JACK MIX MIC 2 TRANSISTOR Q601 8 729 194 57 TRANSISTOR 2SC945 P Q602 8 729 194 57 TRANSISTOR 2SC945 P Q603 8 729 036 89 TRANSISTOR KTC3198GR AT Q604 8 729 036 89 TRANSISTOR KTC3198GR AT RESISTOR R601 1 249 411 11 CARBON 330 5 1 4W R602 1 247 843 11 CARBON 3 3K 5 1 4W R603 1 247 891 00 CARBON 330K 5 1 4W R604 1 249 429 11 CARBON 10K 5 1 4W R605 1...

Page 8: ...70PF 10 50V C118 1 162 847 11 CERAMIC 0 047uF 10 16V C119 1 124 903 11 ELECT 1uF 20 50V C120 1 162 306 11 CERAMIC 0 01uF 30 16V C121 1 124 902 00 ELECT 0 47uF 20 50V C122 1 162 600 11 CERAMIC 0 0047uF 30 16V C123 1 126 956 11 ELECT 0 1uF 20 50V C124 1 162 294 31 CERAMIC 0 001uF 10 50V C125 1 162 847 11 CERAMIC 0 047uF 10 16V C126 1 161 057 00 CERAMIC 0 033uF 10 50V C128 1 124 903 11 ELECT 1uF 20 5...

Page 9: ...1 CAP VARIABLE TUNING CV3 1 151 637 11 CAP VARIABLE TUNING CV4 1 151 637 11 CAP VARIABLE TUNING DIODE D1 8 719 991 33 DIODE 1SS133T 77 D2 8 719 991 33 DIODE 1SS133T 77 D5 8 719 991 33 DIODE 1SS133T 77 D303 8 719 991 33 DIODE 1SS133T 77 D304 8 719 991 33 DIODE 1SS133T 77 D305 8 719 991 33 DIODE 1SS133T 77 D306 8 719 991 33 DIODE 1SS133T 77 D307 8 719 991 33 DIODE 1SS133T 77 D308 8 719 991 33 DIODE ...

Page 10: ... R116 1 249 427 11 CARBON 6 8K 5 1 4W R118 1 247 881 00 CARBON 120K 5 1 4W R119 1 249 429 11 CARBON 10K 5 1 4W R123 1 249 442 11 CARBON 510 5 1 4W R125 1 247 807 31 CARBON 100 5 1 4W R133 1 247 897 11 CARBON 560K 5 1 4W R134 1 249 421 11 CARBON 2 2K 5 1 4W R135 1 247 855 11 CARBON 10K 5 1 4W R136 1 249 429 11 CARBON 10K 5 1 4W R137 1 249 437 11 CARBON 47K 5 1 4W R155 1 247 807 31 CARBON 100 5 1 4W...

Page 11: ...SVR1 1 228 995 00 RES ADJ METAL 22K TRANSFORMER T1 1 404 355 00 TRANSFORMER IF A 3264 468 A POWER BOARD COMPLETE 1 533 233 11 HOLDER FUSE 7 685 646 79 SCREW BVTP 3X8 TYPE2 N S CAPACITOR C131 1 124 903 11 ELECT 1uF 20 50V C132 1 162 282 31 CERAMIC 100PF 10 50V C133 1 162 832 11 CERAMIC 0 0027uF 10 0 C134 1 124 907 11 ELECT 10uF 20 50V C138 1 130 496 00 MYLAR 0 12uF 5 50V C139 1 130 496 00 MYLAR 0 1...

Page 12: ...7 881 00 CARBON 120K 5 1 4W R365 1 247 843 11 CARBON 3 3K 5 1 4W R366 1 249 425 11 CARBON 4 7K 5 1 4W R367 1 249 413 11 CARBON 470 5 1 4W R375 1 249 434 11 CARBON 27K 5 1 4W SWITCH 0S901 1 692 514 11 SWITCH VOLTAGE SELECTION VOLTAGE SELECTOR TERMINAL BOARD SP901 1 537 330 11 TERMINAL BOARD SPEAKER TRANSFORMER 0T901 1 423 785 11 POWER TRANSFORMER 1 657 123 11 TERMINAL BOARD 1 648 389 11 VOL LED BOA...

Page 13: ...Ref No Part No Description Ref No Part No Description 33 HARDWARE LIST 1 7 621 770 67 SCREW BVTT 2 6X6 S 8 7 621 255 25 SCREW PTT 2X4 S 9 7 621 770 87 SCREW B 2 6X5 13 7 621 255 45 SCREW PTT 2X6 S ACCESSORIES PACKING MATERIALS 1 542 211 11 MICROPHONE DYNAMIC 0 1 569 008 11 ADAPTER CONVERSION 2P EA 0 1 590 413 11 CORD POWER E EA UAE 3 389 611 01 CUSHION TOP 3 389 612 01 CUSHION CENTER 3 389 613 01 ...

Page 14: ... 28 CFS KW300S Sony Corporation Personal Audio Division Company 9 957 923 83 1999L0525 1 Printed in Japan C 1999 12 Published by General Engineering Dept ...

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